SYSTEMATIC procedure of identifying the variables in physical phenomena and CORRELATING them to form a set of the dimensionless group is KNOWN as dimensional analysis.Specific VOLUME:It is DEFINED as the volume per unit mass.Thus, L3M-1T0 is the dimensional formula of Specific volume. Physical quantity Dimensional formulaDynamic/absolute viscosityM1L-1T-1Kinematic viscosityM0L2T-1Surface tensionM1L0T-2Specific volumeM-1L3T0